This component tracks the routine care and feeding of RelEng systems (machine management), reconfigs of masters, and any tree closures or downtimes. This includes physical machines in any of Mozilla's colos, as well as instances in AWS.

Email sent to jmaher for further instructions.
Loaning slaves:
- tst-linux64-ec2-jmaher.test.releng.use1.mozilla.com
jmaher: I am going to assign this to you to keep track of the loan(s).
When you are finished with the loan(s) forever, please comment stating so and mark this bug as resolved.